Nitrosm

The heavy doors ground up against the floor, fittingly pulled open by chains, not only were they overwhelmingly large, but also excessively thick, whatever would get through these doors would have to be crowned with an achievement, the inside of flooded with darkness, but as diligent warriors, each of the four main warlords had learned to use darkness awareness and could tell that the inside was not empty in the least, crowded with undeads and all sorts of machineries, the entrance was naturally heavily guarded, even though the odds of anything or anyone getting there were slimmer than a cube of ice on the sun.

Stepping inside, they had already been informed on what to do once the way opened up, heading for the cubic thing in the center of the room, which was actually a lift meant to take them directly to the roof, where the teleportation array was situated.